Re: How to mount different ceph FS using ceph-fuse or kernel cephfs mount

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Hi John, any idea on what's wrong. Any info is appreciated.

--
Deepak

-----Original Message-----
From: Deepak Naidu 
Sent: Thursday, March 23, 2017 2:20 PM
To: John Spray
Cc: ceph-users
Subject: RE:  How to mount different ceph FS using ceph-fuse or kernel cephfs mount

Fixing typo

>>>> What version of ceph-fuse?
ceph-fuse-10.2.6-0.el7.x86_64

--
Deepak

-----Original Message-----
From: Deepak Naidu
Sent: Thursday, March 23, 2017 9:49 AM
To: John Spray
Cc: ceph-users
Subject: Re:  How to mount different ceph FS using ceph-fuse or kernel cephfs mount

>> What version of ceph-fuse?

I have ceph-common-10.2.6-0 ( on CentOS 7.3.1611)
 
--
Deepak

>> On Mar 23, 2017, at 6:28 AM, John Spray <jspray@xxxxxxxxxx> wrote:
>> 
>> On Wed, Mar 22, 2017 at 3:30 PM, Deepak Naidu <dnaidu@xxxxxxxxxx> wrote:
>> Hi John,
>> 
>> 
>> 
>> I tried the below option for ceph-fuse & kernel mount. Below is what 
>> I see/error.
>> 
>> 
>> 
>> 1)      When trying using ceph-fuse, the mount command succeeds but I see
>> parse error setting 'client_mds_namespace' to 'dataX' .  Not sure if 
>> this is normal message or some error
> 
> What version of ceph-fuse?
> 
> John
> 
>> 
>> 2)      When trying the kernel mount, the mount command just hangs & after
>> few seconds I see mount error 5 = Input/output error. I am using 
>> 4.9.15-040915-generic kernel on Ubuntu 16.x
>> 
>> 
>> 
>> --
>> 
>> Deepak
>> 
>> 
>> 
>> -----Original Message-----
>> From: John Spray [mailto:jspray@xxxxxxxxxx]
>> Sent: Wednesday, March 22, 2017 6:16 AM
>> To: Deepak Naidu
>> Cc: ceph-users
>> Subject: Re:  How to mount different ceph FS using 
>> ceph-fuse or kernel cephfs mount
>> 
>> 
>> 
>>> On Tue, Mar 21, 2017 at 5:31 PM, Deepak Naidu <dnaidu@xxxxxxxxxx> wrote:
>>> 
>>> Greetings,
>> 
>> 
>> 
>> 
>>> I have below two cephFS "volumes/filesystem" created on my ceph
>> 
>>> cluster. Yes I used the "enable_multiple" flag to enable the 
>>> multiple
>> 
>>> cephFS feature. My question
>> 
>> 
>> 
>> 
>>> 1)      How do I mention the fs name ie dataX or data1 during cephFS mount
>> 
>>> either using kernel mount of ceph-fuse mount.
>> 
>> 
>> 
>> The option for ceph_fuse is --client_mds_namespace=dataX (you can do 
>> this on the command line or in your ceph.conf)
>> 
>> 
>> 
>> With the kernel client use "-o mds_namespace=DataX" (assuming you 
>> have a sufficiently recent kernel)
>> 
>> 
>> 
>> Cheers,
>> 
>> John
>> 
>> 
>> 
>> 
>>> 2)      When using kernel / ceph-fuse how do I mention dataX or data1
>>> during
>> 
>>> the fuse mount or kernel mount
>> 
>> 
>> 
>> 
>> 
>> 
>>> [root@Admin ~]# ceph fs ls
>> 
>> 
>>> name: dataX, metadata pool: rcpool_cepfsMeta, data pools:
>> 
>>> [rcpool_cepfsData ]
>> 
>> 
>>> name: data1, metadata pool: rcpool_cepfsMeta, data pools:
>> 
>>> [rcpool_cepfsData ]
>> 
>> 
>> 
>> 
>> 
>> 
>>> --
>> 
>> 
>>> Deepak
>> 
>> 
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